{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["engineering feature", "process parameter", "application", "biomedical", "material", "process characterization"], "input": "The Cornell University and the University of Bath have designed the first open-source 3D printers which are widely recognised in the area : Fab @ home and RepRap ."}
{"engineering feature": ["designed"], "process parameter": ["area"], "application": ["RepRap"], "biomedical": [], "material": [], "process characterization": []}